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/*
* Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2008, 2009 Anthony Ricaud
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import * as Common from '../common/common.js';
import * as Platform from '../platform/platform.js';
import * as SDK from '../sdk/sdk.js';
export class HARWriter {
/**
* @param {!Common.StringOutputStream.OutputStream} stream
* @param {!Array.} requests
* @param {!Common.Progress.Progress} progress
* @return {!Promise}
*/
static async write(stream, requests, progress) {
const compositeProgress = new Common.Progress.CompositeProgress(progress);
const content = await HARWriter._harStringForRequests(requests, compositeProgress);
if (progress.isCanceled()) {
return Promise.resolve();
}
return HARWriter._writeToStream(stream, compositeProgress, content);
}
/**
* @param {!Array} requests
* @param {!Common.Progress.CompositeProgress} compositeProgress
* @return {!Promise}
*/
static async _harStringForRequests(requests, compositeProgress) {
const progress = compositeProgress.createSubProgress();
progress.setTitle(Common.UIString.UIString('Collecting content…'));
progress.setTotalWork(requests.length);
const harLog = await SDK.HARLog.HARLog.build(requests);
const promises = [];
for (let i = 0; i < requests.length; i++) {
const promise = requests[i].contentData();
promises.push(promise.then(contentLoaded.bind(null, harLog.entries[i])));
}
await Promise.all(promises);
progress.done();
if (progress.isCanceled()) {
return '';
}
return JSON.stringify({log: harLog}, null, _jsonIndent);
function isValidCharacter(code_point) {
// Excludes non-characters (U+FDD0..U+FDEF, and all codepoints ending in
// 0xFFFE or 0xFFFF) from the set of valid code points.
return code_point < 0xD800 || (code_point >= 0xE000 && code_point < 0xFDD0) ||
(code_point > 0xFDEF && code_point <= 0x10FFFF && (code_point & 0xFFFE) !== 0xFFFE);
}
function needsEncoding(content) {
for (let i = 0; i < content.length; i++) {
if (!isValidCharacter(content.charCodeAt(i))) {
return true;
}
}
return false;
}
/**
* @param {!Object} entry
* @param {!SDK.NetworkRequest.ContentData} contentData
*/
function contentLoaded(entry, contentData) {
progress.worked();
let encoded = contentData.encoded;
if (contentData.content !== null) {
let content = contentData.content;
if (content && !encoded && needsEncoding(content)) {
content = Platform.StringUtilities.toBase64(content);
encoded = true;
}
entry.response.content.text = content;
}
if (encoded) {
entry.response.content.encoding = 'base64';
}
}
}
/**
* @param {!Common.StringOutputStream.OutputStream} stream
* @param {!Common.Progress.CompositeProgress} compositeProgress
* @param {string} fileContent
* @return {!Promise}
*/
static async _writeToStream(stream, compositeProgress, fileContent) {
const progress = compositeProgress.createSubProgress();
progress.setTitle(Common.UIString.UIString('Writing file…'));
progress.setTotalWork(fileContent.length);
for (let i = 0; i < fileContent.length && !progress.isCanceled(); i += _chunkSize) {
const chunk = fileContent.substr(i, _chunkSize);
await stream.write(chunk);
progress.worked(chunk.length);
}
progress.done();
}
}
/** @const */
export const _jsonIndent = 2;
/** @const */
export const _chunkSize = 100000;
